| article html file updated | 30 August 2025 13:18 CEST | Update | https://www.mdpi.com/1996-1944/12/6/972 |
| article html file updated | 19 July 2022 16:46 CEST | Update | - |
| article html file updated | 12 February 2020 00:23 CET | Update | - |
| article html file updated | 17 October 2019 02:33 CEST | Update | - |
| article html file updated | 25 April 2019 22:32 CEST | Update | - |
| article html file updated | 11 April 2019 17:38 CEST | Update | - |
| article html file updated | 9 April 2019 19:59 CEST | Update | - |
| article html file updated | 4 April 2019 18:54 CEST | Update | - |
| article html file updated | 23 March 2019 10:35 CET | Original file | - |
| article pdf uploaded. | 23 March 2019 10:33 CET | Version of Record | https://www.mdpi.com/1996-1944/12/6/972/pdf |
| article xml uploaded. | 23 March 2019 10:33 CET | Update | https://www.mdpi.com/1996-1944/12/6/972/xml |
| article xml file uploaded | 23 March 2019 10:33 CET | Original file | - |
